diff --git a/changelogs/config.yaml b/changelogs/config.yaml
index 237737b9a1..fd0b422a5b 100644
--- a/changelogs/config.yaml
+++ b/changelogs/config.yaml
@@ -4,6 +4,7 @@ changes_file: changelog.yaml
 changes_format: combined
 keep_fragments: false
 mention_ancestor: true
+flatmap: true
 new_plugins_after_name: removed_features
 notesdir: fragments
 prelude_section_name: release_summary